In Northeastern Iceland lies something of an oxymoron: a steaming desert.

This museum explores how a 1973 volcanic eruption forever changed this small Icelandic island.

A black sand beach where glacial fragments wash ashore and look like sparkling diamonds.

This excellent museum recreates the boom days of the herring rush in the "Atlantic Klondike."

An Icelandic island full of diving birds and legend.

These enlarged egg sculptures represent the native birds of eastern Iceland.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

A sulfuric martian landscape that looks far better than it smells.

The most powerful waterfall in all of Europe.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Cold war icon and onetime "hole" in the iron curtain.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

Six turbines towering over a wide road for passersby.

Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

Also known as Napoleon's Canal, this waterway was created on the orders of the general, and construction was interrupted by Waterloo.

The world's tallest boat lift stands as a massive piece of industrial tourism.